Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring west of the Cascades crest in Washington; British Columbia to Oregon, also known from western Idaho.
Occurring on both sides of the Cascades crest in Washington; southern British Columbia to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and eastern North America.
Occurring on both sides of the Cascades crest in Washington; British Columbia to California.PNW Herbaria: Specimen records of Corylus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Corylus checklist entry
OregonFlora: Corylus information
E-Flora BC: Corylus atlas page
CalPhotos: Corylus photos